TY JOUR TI THE INFLUENCE OF SEEDING DEPTH ON SPRING WHEAT PRODUCTIVITY IN THE CONDITIONS OF KAMA REGION OF THE REPUBLIC OF TATARSTAN KW spring wheat (Triticum aestivum) KW seed placement depth KW root system KW productivity JO Vestnik of Kazan State Agrarian University AU Garaev, R.I. AU Shaykhutdinov, F.. AU Serzhanov, I.. AU Serzhanova, A.R. AU Daminova, N.I. PY 2024 IS 19 PB Kazan state agrarian University